Texas Education Agency
Texas Gateway: Humidity, Evaporation, and Boiling
Learn about the relationship between vapor pressure of water and capacity of air to hold water vapor, the relationship between relative humidity and partial pressure of water vapor in the air, and how to calculate vapor density,...
Sophia Learning
Sophia: Bill Nye Demonstration: Crushing a Can With Air
Discover the effects of water vapor, the form water takes on as a gas, when it undergoes changes in atmospheric pressure as Bill Nye the Science Guy provides a demonstration of the compound water.
University Corporation for Atmospheric Research
Ucar: Clouds in the Air: Why Are They There?
An experiment that demonstrates why there are clouds in the sky. Start with air, invisible water vapor, particles we call condensation nuclei, and air pressure...the cloud comes later!
Other
60 Second Science: Air Putting It to Work
Investigate the properties of air. Observe the water vapor present in our exhaled breath.
Texas Education Agency
Texas Gateway: Humidity, Evaporation, and Boiling
By the end of this section, you will be able to explain the relationship between vapor pressure of water and the capacity of air to hold water vapor, explain the relationship between relative humidity and partial pressure of water vapor...
Other
Easy Science Experiments: The Incredible Can Crusher
Can you crush a soda pop can with your bare hands? Try this experiment where with the help of air pressure you can show your friends what kind of strength you have. Make sure you stay safe! There is a video included.
University Corporation for Atmospheric Research
Ucar: Not Your Usual Pop!
Students learn how to crush a can with only air pressure.
USA Today
Usa Today: Understanding Air Density and Its Effects
In simple terms, density is the mass of anything - including air - divided by the volume it occupies. In the metric system, which scientists use, we usually measure density in terms of kilograms per cubic meter. The air's density depends...
Other
Chemical Reax/exothermic Reactions
A wonderfully complete primer on exothermic reactions in the context of chemical spills. Covers Reactions with Air or Water, Combustible Organics, Polymerization Reax, Decomposition, Corrosion, and much much more.
University of Illinois
University of Illinois Urbana Champaign: Observed Dew Point Temperature
Describes what dew point is and how it relates to moisture content of the air. Also explains condensation and relative humidity.